Recompile button does not unregister values in registry

[acrylic-style]

Check-lists

• I've checked that the issue is not yet reported in the past (including open or closed).

Describe the bug
The recompile button does not unregister values in the registry, causing weird issues after recompile (like missing textures, block ids showing as minecraft:air, etc.).

To Reproduce
Steps to reproduce the behavior:

1. Setup source mod with items or blocks
2. Press the recompile button on the mods list screen
3. In the creative menu, the items may be shown twice and act weird as well.

Expected behavior
The recompile button should unregister values in the registry.

Screenshots
If applicable, add screenshots to help explain your problem.

Environments:

• OS: Windows 11
• Version: probably around 22w07a-1.0.0.93

Additional context
No response